If a computer can do one calculation in 0.15 seconds, then the function T(n) = 0.15n gives the time required for the computer to do n
calculations. Describe what represents the independent and dependent variables in this
problem? Is this continuous or discrete? How do you know?

Ineed with number 6 , explain how to get 1978

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x